Contents
7.7.1.1
Overview ................................................................................................................................................................................ 7- 35
7.7.1.2
Primary Transfer Block .......................................................................................................................................................... 7- 35
7.7.1.3
ITB Soiling Removal Sequence Control................................................................................................................................. 7- 36
7.7.1.4
Secondary Transfer Block...................................................................................................................................................... 7- 37
7.8
Waste Toner Collection Mechanism .........................................................................................................7- 37
7.8.1
Collecting the Waste Toner ................................................................................................................................... 7- 37
7.8.2
Detecting the Level of Waste Toner ...................................................................................................................... 7- 38
7.8.3
Waste toner case detection ................................................................................................................................... 7- 39
7.9
Parts Replacement Procedure .................................................................................................................7- 40
7.9.1
Process Unit .......................................................................................................................................................... 7- 40
7.9.1.1
Removing the Process Unit ................................................................................................................................................... 7- 40
7.9.2
Drum Unit .............................................................................................................................................................. 7- 40
7.9.2.1
Removing the Drum Cartridge ............................................................................................................................................... 7- 40
7.9.3
Drum ITB Motor ..................................................................................................................................................... 7- 42
7.9.3.1
Before Removing the Drum ITB Moto.................................................................................................................................... 7- 42
7.9.3.2
Removing the Drum ITB Motor .............................................................................................................................................. 7- 42
7.9.4
Hopper Assembly .................................................................................................................................................. 7- 42
7.9.4.1
Before Removing the Hopper Supply Unit ............................................................................................................................. 7- 42
7.9.4.2
Removing the Hopper Supply Unit......................................................................................................................................... 7- 42
7.9.5
Developing Motor (Bk/Y/M/C)................................................................................................................................ 7- 43
7.9.5.1
Before Removing the Developing Motor ................................................................................................................................ 7- 43
7.9.5.2
Removing the Developing Motor............................................................................................................................................ 7- 43
7.9.6
Intermediate Transfer Unit..................................................................................................................................... 7- 43
7.9.6.1
Removing the ITB Unit........................................................................................................................................................... 7- 43
7.9.7
Transfer Cleaning Unit........................................................................................................................................... 7- 44
7.9.7.1
Before Removing the Transfer Cleaner Unit.......................................................................................................................... 7- 44
7.9.7.2
Removing the Transfer Cleaner Unit ..................................................................................................................................... 7- 44
7.9.8
Secondary Transfer External Roller ...................................................................................................................... 7- 45
7.9.8.1
Removing the Secondary Transfer Outer Roller.................................................................................................................... 7- 45
7.9.8.2
After Replacing the Secondary Transfer Roller ..................................................................................................................... 7- 45
Chapter 8
Pickup/Feeding System
8.1
Construction ...............................................................................................................................................8- 1
8.1.1
Specifications, Controls, and Functions .................................................................................................................. 8- 1
8.1.2
Division into Blocks.................................................................................................................................................. 8- 2
8.1.3
Arrangement of Rollers............................................................................................................................................ 8- 3
8.1.4
Diagram of Paper Paths (w/ copy tray )................................................................................................................... 8- 4
8.1.5
Diagram of Paper Paths (w/ Finisher-Z1/copy tray) ................................................................................................ 8- 5
8.1.6
Diagram of Paper Paths (w/ Finisher-Y1/Saddle Finisher-Y2) ................................................................................ 8- 5
8.1.7
Arrangement of Sensors.......................................................................................................................................... 8- 6
8.1.8
Route of Drive.......................................................................................................................................................... 8- 7
8.2
Basic Sequence..........................................................................................................................................8- 8
8.2.1
Basic Sequence....................................................................................................................................................... 8- 8
8.3
Controlling the Feeding Speed ...................................................................................................................8- 8
8.3.1
Increase in Speed.................................................................................................................................................... 8- 8
8.3.2
Feeding Speed According to the Print Media and Resolution ................................................................................ 8- 9
8.3.3
Feeding Speed of Each Feeding Path and Timing for Switching Feeding Speed .................................................. 8- 9
8.3.4
Reversing Accelerating Control of Large Size Paper ............................................................................................ 8- 11
8.4
Detecting Jams .........................................................................................................................................8- 12
8.4.1
Delay Jams............................................................................................................................................................ 8- 12
8.4.1.1
Delay Jam for Those Other Than the Pickup Unit ................................................................................................................. 8- 12
8.4.1.2
Delay Jam for the Pickup Unit................................................................................................................................................ 8- 13
8.4.2
Stationary Jams..................................................................................................................................................... 8- 13
8.4.2.1
Common Stationary Jam ....................................................................................................................................................... 8- 13
8.4.2.2
Stationary Jam at Power-On.................................................................................................................................................. 8- 13
8.4.3
Other Jams ............................................................................................................................................................ 8- 14
8.4.3.1
Size Difference Jam............................................................................................................................................................... 8- 14
Summary of Contents for iR C3380 series
Page 1: ...Aug 29 2006 Service Manual iR C3380 2880 Series...
Page 2: ......
Page 6: ......
Page 23: ...Chapter 1 Introduction...
Page 24: ......
Page 26: ......
Page 52: ......
Page 53: ...Chapter 2 Installation...
Page 54: ......
Page 127: ...Chapter 3 Basic Operation...
Page 128: ......
Page 130: ......
Page 136: ......
Page 137: ...Chapter 4 Main Controller...
Page 138: ......
Page 160: ......
Page 161: ...Chapter 5 Original Exposure System...
Page 162: ......
Page 188: ...Chapter 5 5 24 F 5 68 4 Remove the original sensor 2 hook 1 F 5 69...
Page 189: ...Chapter 6 Laser Exposure...
Page 190: ......
Page 192: ......
Page 206: ......
Page 207: ...Chapter 7 Image Formation...
Page 208: ......
Page 256: ......
Page 257: ...Chapter 8 Pickup Feeding System...
Page 258: ......
Page 262: ......
Page 303: ...Chapter 9 Fixing System...
Page 304: ......
Page 306: ......
Page 321: ...Chapter 10 Externals and Controls...
Page 322: ......
Page 326: ......
Page 336: ...Chapter 10 10 10 F 10 10 2 Remove the check mark from SNMP Status Enabled...
Page 337: ...Chapter 10 10 11 F 10 11...
Page 359: ...Chapter 11 MEAP...
Page 360: ......
Page 362: ......
Page 401: ...Chapter 12 RDS...
Page 402: ......
Page 404: ......
Page 411: ...Chapter 13 Maintenance and Inspection...
Page 412: ......
Page 414: ......
Page 416: ...Chapter 13 13 2 F 13 1 8 9 1 2 3 3 5 6 7 10 11 12 13 14 4...
Page 421: ...Chapter 14 Standards and Adjustments...
Page 422: ......
Page 424: ......
Page 431: ...Chapter 15 Correcting Faulty Images...
Page 432: ......
Page 434: ......
Page 459: ...Chapter 16 Self Diagnosis...
Page 460: ......
Page 462: ......
Page 481: ...Chapter 17 Service Mode...
Page 482: ......
Page 484: ......
Page 571: ...Chapter 18 Upgrading...
Page 572: ......
Page 574: ......
Page 603: ...Chapter 19 Service Tools...
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Page 606: ......
Page 609: ...Aug 29 2006...
Page 610: ......